Statistics High School

Statistics High School

11th Grade

15 Qs

quiz-placeholder

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Statistics High School

Statistics High School

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

CCSS
8.EE.C.8C

Standards-aligned

Created by

Anthony Clark

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the median of the data?

200

100

90

140

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Descriptive Statistics: What is the mean of the following data set: 12, 15, 18, 20, 22?

14.2

19.8

17.4

25.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Descriptive Statistics: Calculate the median of the following data set: 10, 12, 15, 18, 20, 25, 30

18

25

22

15

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the null hypothesis and alternative hypothesis in a statistical test?

The null hypothesis states that there is a significant effect, while the alternative hypothesis states that there is no effect.

The null hypothesis states that there is a significant difference or effect, while the alternative hypothesis states that there is no significant difference or effect.

The null hypothesis states that there is no significant difference or effect, while the alternative hypothesis states that there is no difference or effect.

The null hypothesis states that there is no significant difference or effect, while the alternative hypothesis states that there is a significant difference or effect.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Describe the steps involved in conducting a hypothesis test.

Collecting and analyzing the data, calculating the test statistic, determining the critical value or p-value, and making a decision based on the results.

Reading a book, watching a movie, and going for a walk

Asking a friend for their opinion, using a magic eight ball, and consulting a horoscope

Guessing the outcome, flipping a coin, and making a decision based on intuition

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Correlation and Regression: Define correlation and explain the difference between positive and negative correlation.

Correlation measures the accuracy of the relationship between two variables. Positive correlation means that as one variable increases, the other remains constant. Negative correlation means that as one variable increases, the other also increases.

Correlation measures the randomness of the relationship between two variables. Positive correlation means that as one variable increases, the other becomes unpredictable. Negative correlation means that as one variable increases, the other becomes predictable.

Correlation measures the distance between two variables. Positive correlation means that as one variable increases, the other decreases. Negative correlation means that as one variable increases, the other also increases.

Correlation measures the strength and direction of the relationship between two variables. Positive correlation means that as one variable increases, the other also increases. Negative correlation means that as one variable increases, the other decreases.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Correlation and Regression: Calculate the regression line for the following data set: (2, 4), (3, 5), (5, 7), (7, 10)

y = 3x + 5

y = 0.976x + 2.024

y = 4x + 1

y = 2x + 3

Tags

CCSS.8.EE.C.8C

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