Researchers examined the bill color (in hue degree) of male and female zebra finches. here are the summary statistics from the study. how different are male and female zebra finches in bill color? the margin of error for a 95% confidence interval for the difference in mean bill color μf – μm (in hue degree) is round your answer to the hundreths decimal place.

what does x eaqual

step-by-step explanation:

step-by-step explanation:

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign

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