Answer: I don’t know what we’re doing addition ? Multi plaid action?
Step-by-step explanation:
Answer:
D. 80, 140, 70
Step-by-step explanation:
80°, 140° and 70° cannot form a triangle as the total number of the three angles is 290° whereby the total number of angles in a triangle is 180°
Answer:
$8.48
Step-by-step explanation:
Total of Items:
Add up the prices of all the items he bought
soup+oranges+newspaper
1.99+3.49+2.50=7.98
$7.98
Sales Tax:
Multiply his total by the sales tax rate
7.98*6.25%
Convert 6.25% to a decimal
6.25/100=0.0625
7.98*0.0625=0.49875
0.49875
Total With Tax
Add the tax to his total without tax
7.98+0.49875=8.47875
Round to the nearest cent, or hundreth
$8.48
Answer: Chi-square test
Step-by-step explanation:
A Chi-square test is a test used or applied to check or see if a relationship between two categorical variables. Example
The marketing firm trying to show their client that there is a linear relationship between sales and the amount of money the client has invested in radio advertisements uses chi-square method by comparing the two variables which are Sales made and Amount spent on advert or promotion on radio.
