Quiz about Math 1c (Elementary Statistics) Midterm Examination

Question 1

Which of the following branches of mathematics lets you examine and investigate ways to process and analyze the data gathered?

Accepted Answer

Statistics

Answer

Algebra

Answer

Geometry

Answer

Trigonometry

Question 2

The process of drawing a sample from a population is called _________.

Accepted Answer

sampling

Answer

census

Answer

survey

Answer

research

Question 3

Which of the following data is continuous?

Accepted Answer

body temperature of 20 patients

Answer

Toyota Vios sales for the last 3 months

Answer

the number of television per household

Answer

number of persons in a family

Question 4

Which of the following data is nominal?

Accepted Answer

courses offered in the university belt

Answer

ranking of tennis players

Answer

performance rating of students in math

Answer

hotel ratings

Question 5

Complete the analogy: Quantitative: ___________ as Qualitative: __________

Accepted Answer

Numerical; Categorical

Answer

Nominal; Ordinal

Answer

Descriptive; Inferential

Answer

Discrete; Continuous

Question 6

Which of the following statements is/are true?

I. Quantitative variables can be continuous variables.

II. Qualitative variables can be discrete variables.

III. Discrete variables are those that can be counted.

Accepted Answer

I and III only

Answer

I only

Answer

I and II only

Answer

II and III only

Question 7

What sampling technique refers to the process of selecting a k^th element in the population until the desired number of subjects or respondents is attained?

Accepted Answer

Systematic Sampling

Answer

Simple Random Sampling

Answer

Stratified Sampling

Answer

Cluster Sampling

Question 8

A process of selecting clusters from a population which is very large or widely spread out over a wide geographical area is known as _________.

Accepted Answer

Cluster Sampling

Answer

Simple Random Sampling

Answer

Systematic Sampling

Answer

Stratified Sampling

Question 9

Nikki has the given the table for her study. What sampling technique is employed by Nikki in her study?

Accepted Answer

Stratified Sampling

Answer

Simple Random Sampling

Answer

Convenience Sampling

Answer

Systematic Sampling

Question 10

How will Nikki obtain the number of samples in each department?

Accepted Answer

multiply the sample size with respect to each department percentage in reference to the population

Answer

divide the sample size with respect to each department percentage in reference to the population

Answer

divide the sample size by the number of departments

Answer

multiply the sample size by the population of each department

Question 11

Nikki conducted a study on the relationship of sleeping time and academic performance of college students in CMU. Using the Slovin formula, how many samples does Nikki need?

Accepted Answer

387

Answer

245

Answer

413

Answer

574

Question 12

What department will give Nikki the greatest number of samples in her study?

Accepted Answer

Nursing

Answer

Accountancy

Answer

Management

Answer

Education

Question 13

Which of the following is NOT a method of presenting data?

Accepted Answer

Questionnaires

Answer

Textual Method

Answer

Tabular Method

Answer

Graphical Method

Question 14

What method of collecting data is used to determine the cause-and-effect relationship of certain phenomena under controlled conditions?

Accepted Answer

Experiment Method

Answer

Questionnaire Method

Answer

Observation Method

Answer

Registration Method

Question 15

What does the scale on the left beginning with 0 and ending with 7 represent?

Accepted Answer

number of cases of candy sold

Answer

number of students selling candy

Answer

number of candy in each case

Answer

number of days each month that candy was sold

Question 16

Which two months had approximately the same amount of candy sold?

Accepted Answer

November and March

Answer

September and February

Answer

October and March

Answer

September and December

Question 17

What was the total amount of candy sold during the school year shown in the graph?

Accepted Answer

27.5 cases

Answer

43 cases

Answer

35.5 cases

Answer

23 cases

Question 18

Which of the following statements below could be represented by the given graph.

Accepted Answer

The price of groceries is still rising

Answer

This car has excellent acceleration

Answer

Toyota Vios sales dropped this year

Answer

The TV license has been frozen for the next 3 years

Question 19

In a frequency distribution table, the sum of the frequencies accumulated up to the upper boundary of a class is called _________.

Accepted Answer

cumulative frequency

Answer

relative frequency

Answer

percentage

Answer

midpoint

Question 20

In a frequency distribution table, the value obtained when the frequencies in each class of the frequency distribution is divided by the total number of values is called __________.

Accepted Answer

relative frequency

Answer

class limits

Answer

class boundary

Answer

cumulative frequency

Question 21

The point halfway between the class limits of each class and is representative of the data within that class is known as ____________.

Accepted Answer

Midpoint

Answer

Range

Answer

Frequency

Answer

Interval

Question 22

What is the upper-class boundary of the modal class?

Accepted Answer

53.5

Answer

44.5

Answer

45.5

Answer

52.5

Question 23

What is the interval?

Accepted Answer

9

Answer

7

Answer

8.5

Answer

9.5

Question 24

If you were to construct the frequency distribution table and input values for the cumulative frequency column, which set and series of values will be observed?

Accepted Answer

3, 8, 17, 31, 42, 48, 50

Answer

3, 8, 16, 31, 43, 48, 50

Answer

3, 8, 14, 32, 43, 49, 50

Answer

3, 9, 16, 30, 43, 48, 50

Question 25

The value of the middle term in a ranked data is called _______

Accepted Answer

median

Answer

range

Answer

mean

Answer

mode

Question 26

What is the value of the mode when all values in the data set are different?

Accepted Answer

there is no mode

Answer

0

Answer

1

Answer

all the values

Question 27

When the data are categorized as, for example, types of residences (apartment, townhouse, regular house), the most appropriate measure of central tendency is _____

Accepted Answer

mode

Answer

mean

Answer

median

Answer

midrange

Question 28

The following scores were obtained by twelve footballers in a goal-shoot competition:

5, 3, 6, 8, 7, 8, 3, 11, 6, 3, 2, and 4.

What is the modal score?

Accepted Answer

3

Answer

6

Answer

8

Answer

11

Question 29

Given the graph below, what is the frequency of the median weight?

Accepted Answer

12

Answer

7

Answer

8

Answer

14

Question 30

The mean of ten numbers is 58. If one of the numbers is 40, what is the mean of the other nine?

Accepted Answer

60

Answer

18

Answer

162

Answer

540

Question 31

The mean of 11 numbers is 7. One of the numbers, 13, is deleted. What is the mean of the remaining 10 numbers?

Accepted Answer

6.4

Answer

7.7

Answer

6.0

Answer

5.8

Question 32

The measurements of spread or scatter of the individual values around the central point is called ____

Accepted Answer

measures of dispersion

Answer

measures of central tendency

Answer

measures of position

Answer

measures of variability

Question 33

In computing the value of the standard deviation, the following formula should be used. What does the variable X represent?

Accepted Answer

the value of any particular observations or measurement

Answer

sample mean

Answer

frequency

Answer

sample size

Question 34

The measure of dispersion which considers only two observations is called ______

Accepted Answer

range

Answer

mean

Answer

median

Answer

coefficient of variation

Question 35

When the value of the variance in a data set is given, you may calculate the standard deviation by ___________

Accepted Answer

extracting the square root of the variance

Answer

squaring the value of the variance

Answer

adding the mean of the data set to the given value of the variance

Answer

finding the absolute value of the variance

Question 36

The supervisor of a fast-food restaurant selected several receipts at random. The amounts spent (in pesos) by customers were 75, 60, 65, 62, 80, 83, 89, and 78. Find the standard deviation.

Accepted Answer

10.56

Answer

15.39

Answer

13.76

Answer

10.19

Question 37

Which of the following measures of dispersion is the easiest to compute?

Accepted Answer

range

Answer

mean deviation

Answer

variance

Answer

standard deviation

Question 38

The daily rates (in Pesos) of a sample of eight employees at BST Manufacturing Company are 550, 420, 560, 500, 700, 670, 860, and 480. What is the mean deviation?

Accepted Answer

113.13

Answer

592.50

Answer

245.37

Answer

105.75

Question 39

When a distribution is divided into a hundred equal parts, each score point that describes the distribution is known as ______

Accepted Answer

percentile

Answer

decile

Answer

quartile

Answer

median

Question 40

The frequency of the class containing the median refer to _____

Accepted Answer

f

Answer

i

Answer

LB

Answer

cfb

Question 41

The median has the same value with _______

Accepted Answer

Second Quartile

Answer

First Quartile

Answer

Third Quartile

Answer

Fourth Quartile

Question 42

Given the following scores of 10 students in a Business Statistics quiz:

12, 4, 10, 11, 15, 7, 8, 9, 14, 6

Using Linear Interpolation, what is the value of the first quartile?

Accepted Answer

6.75

Answer

7

Answer

5.5

Answer

2.75

Question 43

Given the following ages of 10 customers in a convenience store:

19, 12, 8, 7, 10, 18, 14, 15, 17, 20

Using Mendenhall and Sincich method, what is the value of the 2^nd decile?

Accepted Answer

8

Answer

12

Answer

10

Answer

14

Question 44

Which of the following is TRUE?

Accepted Answer

D₅ = P₅₀ = Q₂

Answer

D₁ = P₁₀ = Q₁

Answer

D₁ = P₁ = Q₁

Answer

D₃ = P₇₀ = Q₃

Question 45

The value of the 75^th percentile in a given data is equal to 40.75. Which of the following is TRUE?

Accepted Answer

75% of the data is less than or equal to 40.75

Answer

75.25% of the data is equal to 40.75

Answer

75% of the data is more than 40.75

Answer

The data that belongs to the lower quartile is equal to 40.75

Math 1c (Elementary Statistics) Midterm Examination

50 questions

Which of the following branches of mathematics lets you examine and investigate ways to process and analyze the data gathered?

The process of drawing a sample from a population is called _________.

Which of the following data is continuous?

Which of the following data is nominal?

After conducting the Certified Public Accountants professional examination in 2018, the Philippine Regulation Commission (PRC) obtained the result. If you will utilize the data in a study employing descriptive statistics, you may _________.

Complete the analogy: Quantitative: _ as Qualitative:

Which of the following statements is/are true?
I. Quantitative variables can be continuous variables.
II. Qualitative variables can be discrete variables.
III. Discrete variables are those that can be counted.

What sampling technique refers to the process of selecting a k^th element in the population until the desired number of subjects or respondents is attained?

A process of selecting clusters from a population which is very large or widely spread out over a wide geographical area is known as _________.

Nikki has the given the table for her study. What sampling technique is employed by Nikki in her study?

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Math 1c (Elementary Statistics) Midterm Examination

50 questions

Which of the following branches of mathematics lets you examine and investigate ways to process and analyze the data gathered?

The process of drawing a sample from a population is called _________.

Which of the following data is continuous?

Which of the following data is nominal?

After conducting the Certified Public Accountants professional examination in 2018, the Philippine Regulation Commission (PRC) obtained the result. If you will utilize the data in a study employing descriptive statistics, you may _________.

Complete the analogy: Quantitative: ___________ as Qualitative: __________

Which of the following statements is/are true?I. Quantitative variables can be continuous variables.II. Qualitative variables can be discrete variables.III. Discrete variables are those that can be counted.

What sampling technique refers to the process of selecting a kth element in the population until the desired number of subjects or respondents is attained?

A process of selecting clusters from a population which is very large or widely spread out over a wide geographical area is known as _________.

Nikki has the given the table for her study. What sampling technique is employed by Nikki in her study?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Complete the analogy: Quantitative: _ as Qualitative:

Which of the following statements is/are true?
I. Quantitative variables can be continuous variables.
II. Qualitative variables can be discrete variables.
III. Discrete variables are those that can be counted.

What sampling technique refers to the process of selecting a k^th element in the population until the desired number of subjects or respondents is attained?