SaiBook.us Statistics

Lesson Example Discussion Quiz: Class Homework

Quiz In Class

Title: Standardized scores or z-scores

Grade: 9-a Lesson: S2-L4

Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the five problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts.

Quiz: in Class

Problem Id	Problem	Options
1	What is the z-score of a 5-scoop ice cream cone if the mean number of scoops is 3, with a standard deviation of 1 scoop?	A) 2.4 B) 2 C) 8.5 D) 5
2	What is the z-score of the weight of a cow that tips the scales at 825 lbs if the mean weight for cows of her type is 1150 lbs, with a standard deviation of 77 lbs?	A) +0.23 B) +4.2207 C) -0.4507 D) −4.2207
3	Given a distribution with a mean of 60 and standard deviation of 98. find the z-score of 120.76?	A) 0.62 B) 0.12 C) 1.44 D) 2.28
4	Find the z-score of 125.18 , given a distribution with a mean of 101 and standard deviation of 62.?	A) 0.26 B) 0.17 C) 0.16 D) 0.39
5	Find the z-score of 89.79 , given \$\mu\$ = 10 and \$\sigma\$ = 79.?	A) 2.7 B) 1.01 C) 2.08 D) 2.7

Problem Id

Problem

Options

What is the z-score of a 5-scoop ice cream cone if the mean number of scoops is 3, with a standard deviation of 1 scoop?

A) 2.4
B) 2
C) 8.5
D) 5

What is the z-score of the weight of a cow that tips the scales at 825 lbs if the mean weight for cows of her type is 1150 lbs, with a standard deviation of 77 lbs?

A) +0.23
B) +4.2207
C) -0.4507
D) −4.2207

Given a distribution with a mean of 60 and standard deviation of 98. find the z-score of 120.76?

A) 0.62
B) 0.12
C) 1.44
D) 2.28

Find the z-score of 125.18 , given a distribution with a mean of 101 and standard deviation of 62.?

A) 0.26
B) 0.17
C) 0.16
D) 0.39

Find the z-score of 89.79 , given \$\mu\$ = 10 and \$\sigma\$ = 79.?

A) 2.7
B) 1.01
C) 2.08
D) 2.7