Difference in Means (practice 1)

Difference in Means (practice 1)

12th Grade

10 Qs

quiz-placeholder

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Difference in Means (practice 1)

Difference in Means (practice 1)

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

CCSS
HSS.MD.A.2, 7.SP.B.3, 6.SP.A.2

+1

Standards-aligned

Created by

Keith Lau

Used 5+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Is a difference of $2 significant or not?

significant

not significant

Tags

CCSS.7.SP.B.3

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Is a difference of -5 pounds significant or not?

significant

not significant

Tags

CCSS.6.SP.A.2

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

If you think dogs (D) are heavier than cats (C), then your alternative hypothesis would be (units: pounds)

D > C

D > C

D < C

D < C

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

If you think girls (G) are smarter than boys (B), then your null hypothesis would be (units: GPA)

G > B

G > B

G < B

G < B

Tags

CCSS.7.SP.B.4

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

If your alternative hypothesis says X > Y, how should you calculate the difference?

X - Y

Y - X

Tags

CCSS.HSS.MD.A.2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

If your alternative hypothesis says M < N, how should you calculate the difference?

M - N

N - M

Tags

CCSS.HSS.MD.A.2

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

You think penguins are taller than skunks. You got a difference of 1 inch. Which p-value should you find?

the area to the left

the area to the right

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