Answer:
98% Confidence interval: (26.939,42.461)
Step-by-step explanation:
We are given the following in the question:
Sample mean,
= 34.7 bushels per acre
Sample size, n = 9
Alpha, α = 0.05
Sample standard deviation, s = 8.04 bushels per acre
Degree of freedom = n - 1 = 8
98% Confidence interval:
Putting the values, we get,
is the required confidence interval for the true mean yield.
Answer:
82
Step-by-step explanation:
Angle J is 118, M is 90, and L is 70.
Answer: B and D
Step-by-step explanation:
There are 38 pints in 4.75 gallons
Answer:
28 square metres
Step-by-step explanation:
Calculate the total surface area of the glass covered part of the rectangular aquarium
Surface area = 2(4 × 2) + 2(3 × 2)
= 16 + 12
Protective film needed = 28 square metres