Listed below are paired data consisting of amounts spent on advertising (in millions of dollars) and the profits (in millions of dollars). Determine if there is a significant linear correlation between advertising cost and profit . Use a significance level of 0.05 and round all values to 4 decimal places. Advertising Cost Profit 3 19 4 16 5 24 6 29 7 28 8 25 9 27 10 30 Ho: ρ- 0 На: р * 0 Find the Linear Correlation Coefficient r = Find the p-value p-value = The p-value is OLess than (or equal to) a O Greater than a The p-value leads to a decision to O Do Not Reject Ho Acсept Ho Reject Ho The conclusion is O There is a significant negative linear correlation between advertising expense and profit. There is a significant linear correlation between advertising expense and profit. O There is a significant positive linear correlation between advertising expense and profit. O There is insufficient evidence to make a conclusion about the linear correlation between advertising expense and profit.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 23PFA
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Listed below are paired data consisting of amounts spent on advertising (in millions of dollars) and the
profits (in millions of dollars). Determine if there is a significant linear correlation between advertising
cost and profit . Use a significance level of 0.05 and round all values to 4 decimal places.
Advertising Cost
Profit
3
19
4
16
24
6
29
7
25
27
10
30
Ho: p = 0
На: р * 0
Find the Linear Correlation Coefficient
r =
Find the p-value
p-value =
The p-value is
O Less than (or equal to) a
O Greater than a
The p-value leads to a decision to
O Do Not Reject Ho
O Accept Ho
O Reject Ho
The conclusion is
O There is a significant negative linear correlation between advertising expense and profit.
O There is a significant linear correlation between advertising expense and profit.
O There is a significant positive linear correlation between advertising expense and profit.
O There is insufficient evidence to make a conclusion about the linear correlation between advertising
expense and profit.
Transcribed Image Text:Listed below are paired data consisting of amounts spent on advertising (in millions of dollars) and the profits (in millions of dollars). Determine if there is a significant linear correlation between advertising cost and profit . Use a significance level of 0.05 and round all values to 4 decimal places. Advertising Cost Profit 3 19 4 16 24 6 29 7 25 27 10 30 Ho: p = 0 На: р * 0 Find the Linear Correlation Coefficient r = Find the p-value p-value = The p-value is O Less than (or equal to) a O Greater than a The p-value leads to a decision to O Do Not Reject Ho O Accept Ho O Reject Ho The conclusion is O There is a significant negative linear correlation between advertising expense and profit. O There is a significant linear correlation between advertising expense and profit. O There is a significant positive linear correlation between advertising expense and profit. O There is insufficient evidence to make a conclusion about the linear correlation between advertising expense and profit.
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