MAT 024 P2 MASTERY TEST

MAT 024 P2 MASTERY TEST

University

20 Qs

quiz-placeholder

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MAT 024 P2 MASTERY TEST

MAT 024 P2 MASTERY TEST

Assessment

Quiz

Mathematics

University

Hard

Created by

elizabeth maglasang

Used 19+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the range of the given data set: 35, 38  19,  30,  12,  15,  21,  32,  30,  23 ?            

38

26

49

44

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose you are using Regression analysis to determine the significant relationship between students preference in digital classroom and frequency of hours they are required to attend. The regression equation in this case explains the __________________________________________ .

predicting behavior of any variable.

predicting process of all the variables.

amount of variations is observable in the independent variable x.

amount of variations is observable in the dependent variable y.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suppose you are using Regression analysis to determine the significant relationship between students preference in digital classroom and frequency of hours they are required to attend. The regression equation in this case explains the __________________________________________ .

predicting behavior of any variable.

predicting process of all the variables.

amount of variations is observable in the independent variable x.

amount of variations is observable in the dependent variable y.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following correlation statement is INCORRECT?

There is a correlation coefficient of 0.33 between the position a football player plays and their weight.

There is a high Pearson-r correlation value (r = 0.91) between the height and age of children.

The correlation value (r) between planting rate and yield of corn was found to be, r = 0.23 .

The computed correlation coefficient between the gas mileage of a car and its weight is 1.92 .

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

As a college student doing your thesis about the effectiveness of malunggay extract to increase iron level in the blood of white mice you've noticed that the data you have collected were not consistent during the 3 weeks of observation.  What statistical measure will you apply to show the generalized amount of spread in the data?

Variability

Location

Central Tendency

Prediction

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

All of the following increase the width of a confidence interval except:   

Increased sample size

Decreased sample size

Increased confidence level

Increased variability

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the standard deviation of a data set with n =14.

Data Set:  23, 15, 10, 20, 22, 25, 32, 12, 9, 16, 22, 8, 11, 30

8.97

8.36

7.21

7.81

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