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icang [17]
3 years ago
11

Suppose we wish to test the hypotheses: H(o): u=15 H(1): u does not = 15 where we know that σ^2 = 9.0. If the true mean is 20, w

hat sample size must you choose to ensure that the probability of Type II error is no greater than 0.1?
Mathematics
1 answer:
Zepler [3.9K]3 years ago
8 0

Answer:

sorry

Step-by-step explanation:

i need points sorry dont know answer

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400 to 5 in simplest form​
zhenek [66]

Answer:

400 to 5 in simplest form​

Step-by-step explanation:

Find the GCD (or HCF) of numerator and denominator. GCD of 400 and 5 is 5.

400 ÷ 55 ÷ 5.

Reduced fraction: 801. Therefore, 400/5 simplified is 80/1.

7 0
3 years ago
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Two puppies eat 2 cans of dog food in 2 days. How many cans of dog food can 8 puppies eat in 8 days? Note: All puppies eat at th
Dmitry [639]

Answer:

64 cans

Step-by-step explanation:

If two puppies eat 2 cans in two days then you can imagine one puppy eats one and the other puppy eats the other. so if 8 puppies eat in 8 days you would want to do 8 * 8 = 64 cans

6 0
3 years ago
If your away-from-home food bill was $520 in November 2012, what was it in November 2013?
son4ous [18]
If it was the exact spending as the previous year it would be $520 but doubled would be $1,040. Since there is not enough information in the problem I can not say for certain.
4 0
3 years ago
What equation fits the table
KatRina [158]
I’m pretty sure the answer is c
8 0
3 years ago
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Abdullah earns $10 an hour delivering newspapers on his bicycle . He started with $20 in his bank account. what is the rate and
elixir [45]

Explanation:

The equation for this problem can be modeled in y = mx + b form.

m represents the rate of change and b represents the initial value or constant.

y = 10x + 20

x represents the number of hours he spent delivering newspapers

y is his total money after whatever number of hours he worked

The rate is 10, because it determines how much money he earns for each hour.

The y-intercept is 20, representing the starting amount of money in his bank account.

6 0
3 years ago
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