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Radda [10]
3 years ago
5

Scientists want to estimate the mean weight gain of mice after they have been fed a special diet. From previous studies, it is k

nown that the weight gain is normally distributed with standard deviation 2 grams. How many mice must be weighed so that a 99% confidence interval for population mean weight will have a margin of error of 0.4 grams
Mathematics
1 answer:
USPshnik [31]3 years ago
8 0

Answer:

One example is the equation:

2x + 6 = 4x/2 + 12/2

To solve this, we need to transpose like terms to the same side.

2x - 4x/2 = 12/2 - 6

2x - 2x = 6 - 6

0 = 0

Since both sides are zero, it means that the equation has infinite number of solutions.

Step-by-step explanation:

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