The answer is letter C.
In the grocery, the prices per product is represented by:
$2.80/8 ounce
$0.35/ounce
Converted to pounds...
$5.6/lb
In the farmer's market, the prices per product is represented by:<span>
</span>$4.2/ 14 ounces
$0.30/ounce
Converted to pounds...
$4.8/lb
The farmer's market blueberries is cheaper than the grocery's by $0.80 per pound.
Answer: d) $369.31 to $380.69
Step-by-step explanation:
Given;
Mean price x= $375
Standard deviation r= $20
Number of retail stores n = 50
Confidence interval of 95%
Z*(95%) = 1.96
Confidence interval = x+/-Z*(r/√n)
= $375+/- 1.96(20/√50)
= $375+/- 5.69
Confidence interval = ($369.31 to $380.79)
Answer:
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Number of boys = (7 /(7+3))*50 =( 7 / 10 )*50 = 7*5 = 35
so there are 35 boys in the class
It is 1.25 divided by 3/4 but you have to convert it to decimals. so it is 1.25 divided by 0.75 ≈ 0.66
