Problem Solving and Data Analysis

Question 1

Mean, Median, Mode, Range, and Standard Deviation

Accepted Answer

(Arithmetic) Mean = the average of the data set, Range = the largest number - the smallest number in the data, Median = the middle number in the data set, Mode = the number that appears the most frequent in the data

Question 2

Function modeling

Accepted Answer

N(t) = 1000*(4t)

Question 3

Unit Conversion (Calculator allowed)

Accepted Answer

10.3

Question 4

Interpreting the meaning of slope

Accepted Answer

-32 pints per dollar, When the price of raspberries per pint increases by 1 dollar, It makes sense because when you raise price, less sales., the total sale will decrease by 32 pints

Question 5

Ratio, Proportion, Units, and Percentage

Accepted Answer

40

Question 6

Statistics: Random sample, Margins of error and Confidence Interval

Accepted Answer

C

Question 7

Conditional Probability (Calculator allowed)

Accepted Answer

62.5%

Question 8

Prediction with Line of Best-Fit

Accepted Answer

89

Question 9

Compound Interest

Accepted Answer

A = 1000 (1 .02)2k

Question 10

Population density (Calculator allowed)

Accepted Answer

320

Question 11

Certification of Deposit & Simple Interest

Accepted Answer

A = 1000 (1 + 0.04*k)

Question 12

Ratio: Scale (Calculator allowed)

Accepted Answer

157.5

Question 13

All you need to know about Standard Deviation (S.D.)

Accepted Answer

Because the first one has a clustered data around the mean, Than a class with test scores of 1, 2, 3, 4, 5, A class with test scores of 3, 3, 4, 4, 5 has a smaller S.D., where the second has a more spread out data values.

Question 14

Importance of Randomness: Cause and Effect

Accepted Answer

D

Question 15

Pricing: Sales and Mark-ups

Accepted Answer

455

Problem Solving and Data Analysis

Questions 15

Problem Solving and Data Analysis

Questions 15