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Exploring Probability and Regression Fun

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is the probability of flipping a coin and it landing on heads?

a)

13\frac{1}{3}

b)

12\frac{1}{2}

c)

14\frac{1}{4}

d)

34\frac{3}{4}

2.

If you roll a six-sided die, what is the probability of rolling a number greater than 4?

a)

16\frac{1}{6}

b)

13\frac{1}{3}

c)

12\frac{1}{2}

d)

23\frac{2}{3}

3.

Which of the following is a probability distribution?

a)

A list of random numbers

b)

A set of outcomes with assigned probabilities

c)

A sequence of even numbers

d)

A collection of letters

4.

In a simple linear regression, what does the slope of the line represent?

a)

The average of the data points

b)

The change in the dependent variable for a one-unit change in the independent variable

c)

The total number of data points

d)

The maximum value of the data set

5.

What is the probability of drawing a red card from a standard deck of 52 playing cards?

a)

14\frac{1}{4}

b)

12\frac{1}{2}

c)

34\frac{3}{4}

d)

18\frac{1}{8}

6.

Which of the following is an example of a continuous probability distribution?

a)

Binomial distribution

b)

Poisson distribution

c)

Normal distribution

d)

Geometric distribution

7.

In simple linear regression, what is the purpose of the intercept?

a)

To determine the steepness of the line

b)

To indicate where the line crosses the y-axis

c)

To show the range of the data

d)

To calculate the mean of the data

8.

What is the probability of rolling an even number on a six-sided die?

a)

16\frac{1}{6}

b)

13\frac{1}{3}

c)

12\frac{1}{2}

d)

23\frac{2}{3}

9.

Which of the following is a characteristic of a probability distribution?

a)

The sum of all probabilities is 1

b)

The probabilities can be negative

c)

The probabilities can exceed 1

d)

The sum of all probabilities is less than 1

10.

In a simple linear regression equation y=mx+cy = mx + c , what does mm represent?

a)

The y-intercept

b)

The slope of the line

c)

The dependent variable

d)

The independent variable

11.

What is the probability of drawing an ace from a standard deck of 52 playing cards?

a)

113\frac{1}{13}

b)

14\frac{1}{4}

c)

152\frac{1}{52}

d)

126\frac{1}{26}

12.

Which of the following is a discrete probability distribution?

a)

Normal distribution

b)

Exponential distribution

c)

Binomial distribution

d)

Uniform distribution

13.

In simple linear regression, what is the dependent variable?

a)

The variable that is manipulated

b)

The variable that is measured

c)

The variable that remains constant

d)

The variable that is ignored

14.

What is the probability of getting a number less than 3 when rolling a six-sided die?

a)

16\frac{1}{6}

b)

13\frac{1}{3}

c)

12\frac{1}{2}

d)

23\frac{2}{3}

15.

Which of the following best describes a normal distribution?

a)

A distribution with two peaks

b)

A distribution that is skewed to the right

c)

A bell-shaped distribution

d)

A distribution with no variability