Significance Testing Extra Practice

Significance Testing Extra Practice

11th - 12th Grade

20 Qs

quiz-placeholder

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Significance Testing Extra Practice

Significance Testing Extra Practice

Assessment

Quiz

Mathematics

11th - 12th Grade

Medium

CCSS
HSS.IC.B.4, HSS.ID.A.4, 7.RP.A.2D

+2

Standards-aligned

Created by

Landon Latham

Used 7+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given a sample size of 23 and a t-statistic of 2.18,

determine the p-value for the hypotheses

H0: μ = 13.4, HA: μ < 13.4

.02 < p < .01

.02 < p < .025

.04 < p < .05

.02 < p < .04

.025 < p < .05

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

A sample of 33 bricks is weighed. The mean weight of each brick is 8.5 pounds with a standard deviation of 0.4 pounds. Identify the test statistic given H0: μ = 8.6, HA: μ < 8.6

t = -1.436

z = 1.436

p = .0803

p = .1606

t = 1.436

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

A sample of 33 bricks is weighed. The mean weight of each brick is 8.5 pounds with a standard deviation of 0.4 pounds. Identify the p-value given H0: μ = 8.6, HA: μ < 8.6

p = .0755

p = .0415

p = .0803

p = .1606

p = .9197

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

H0: µ = 19, H0: µ < 19, and a p-value of 0.03 at α = .05.

Identify the true statement(s).

We accept µ = 19

We reject µ = 19

We have proven µ = 19

We reject µ < 19

We fail to reject µ = 19

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you spell μ?

mu

Âlpha

sigma

omega

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Only about 20% of people who try to quit smoking succeed. Sellers of a motivational tape claim that listening to their recorded messages can help people quit. What is the alternative hypothesis?

p = 0.2
p = 0.25
p < 0.2
p > 0.2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The motivational tape company conducts a study and finds that 14 of 50 people who listened to the tape were successful at quitting. Their null hypothesis is that p = 0.2. What is p-hat for this study? 

0.28
0.14
0.50
0.20

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