PSCP S2 Practice Exam #5

PSCP S2 Practice Exam #5

9th - 12th Grade

10 Qs

quiz-placeholder

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PSCP S2 Practice Exam #5

PSCP S2 Practice Exam #5

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

CCSS
HSS.ID.C.8, HSS.ID.B.5, 8.EE.B.5

Standards-aligned

Created by

Ronnie Green

Used 23+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A correlation cannot have the value

0.4

-0.75

1.5

0.0

0.99

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which correlation indicates a strong positive straight line relationship?

0.4

-0.75

1.5

0.0

0.99

Tags

CCSS.HSS.ID.B.5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the least squares regression line for predicting y from x is y = 500 - 20x, what is the predicted value of y when x = 10?

300

500

200

700

20

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To display the relationship between per capita wine consumption and heart disease death rates per 100,000 people, in each of 29 countries, a good choice of a graph would be a

angiogram

boxplot

histogram

line graph

scatterplot

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these statements is true of the correlation r?

(a) r always takes values 0 or greater than 0.

(b) r always takes values between -1 and 1.

(c) r describes only straight line relationships.

(d) Both (a) and (c).

(e) Both (b) and (c).

Tags

CCSS.HSS.ID.C.8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The least-squares regression line for x = SAT and y = GPA is:

y = 137.0x

y = 239.4 + 137.0x

y = 137.0 + 239.4x

y = –0.103 + 0.005x

y = 0.005 – 0.103x

Tags

CCSS.HSS.ID.C.8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The correlation coefficient r between GPA and SAT is:

-0.32

1.2

0.68

0.83

1

Tags

CCSS.HSS.ID.C.8

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