2 years ago

There are 22 students in a homeroom. How many different ways can they be chosen

Mathematics

1 answer:

Lesechka [4]2 years ago

3 0

Answer:

9240

Step-by-step explanation:

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natima [27]

ANSWER

EXPLANATION

We want to add the two numbers:

0.82 + 0.35

Using the long addition method, we have:

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1 year ago

61 random samples of city rent prices are selected from a normally distributed population the samples have a mean of $738 and a

Alenkinab [10]

Answer:

(728, 748)

Step-by-step explanation:

You need the Z value which for 95% confidence interval is 1.96. The mean is $738 and the standard deviation of $41.

$X-Zs/\sqrt{n} \\ X+Zs/\sqrt{n}$

Therefore we can calculated the confidence interval

$738-1.96\cdot{41}/\sqrt{61} =738-10.3$

$738±10.3$

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3 years ago

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Answer:

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4 years ago

Solve: 20/x = 2 a. x = 40 b. x = 10 c. x = 20 d. x = 15

andre [41]

Answer: the answer is 10! B)X=10

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3 years ago

2×5÷5-1+(4×8) Please help me solve

larisa [96]

Answer:

ans is 33

Step-by-step explanation:

2×5÷5-1+32

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=2-1+32

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2 years ago

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