Aconsumer products company is formulating a new shampoo and is interested in foam height (in millimeters). foam height is approximately normally distributed and has a standard deviation of 20 millimeters. the company wishes to test latex: h_{0} =\mu =175h0==175 millimeters versus latex: h_{1} =\mu > 175h1=> 175 millimeters, using the results of n samples. find the boundary of the critical region if the type i error probability is latex: \alpha =0.=0.05 and n=4

coins of silver or gold

step-by-step explanation:

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true

the ratios are reciprocals im positive

step-by-step explanation:

they are all positive numbers so it wouldn't be the other ones