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Romashka-Z-Leto [24]
1 year ago
14

If you flip 2 coins 60 times what is the best possible prediction that the coin will land on heads?

Mathematics
1 answer:
bixtya [17]1 year ago
7 0
If you had a fair coin, the probability of seeing heads is 1/2, meaning you’d see heads 30 times
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22. f(x) is stretched horizontally by a factor of 2 and reflected across the x-axis. Which choice shows the correct representati
goblinko [34]

Answer:

A. -f(1/2 x)

Step-by-step explanation:

Reflextion about the x-axis is

f(x) -> -f(x)

and horizontal dilation is

f(x) -> f(-x/b) where b is the factor of dilation.

so the proper answwer is

A. -f(1/2 x)

6 0
3 years ago
What is margin of error??
Tems11 [23]

Answer:

The margin of error for a sample size of 250 is 6

Step-by-step explanation:

The margin of error is given as

1/square root of the sample size

Thus, margin of error for a sapless size of 250 is

1/√250

= 1/15. 811

= 6

8 0
3 years ago
How many kilograms is a mass of a cat and show your work
MA_775_DIABLO [31]
1000 grams = 1 kilograms.....

the average mass of cat is 5000 grams, so if you convert this into KG then the answer would be 5 kg because if 1000*5 = 5000 which equals to 5 kg.....hope this helps :)
4 0
3 years ago
Read 2 more answers
A type of probability distribution that shows the probability of x successes in n trials, where the probability of success remai
soldier1979 [14.2K]

Answer: Binomial distribution

Step-by-step explanation:

The binomial appropriation is a likelihood circulation that sums up the probability that a worth will take one of two free qualities under a given arrangement of boundaries or suspicions. The hidden suspicions of the binomial dispersion are that there is just a single result for every preliminary, that every preliminary has a similar likelihood of achievement, and that every preliminary is totally unrelated, or autonomous of one another.

4 0
3 years ago
To make 20 pancakes you have to use 3 eggs. how many eggs do you use to make 100 pancakes?
SashulF [63]
3/20 = 0.15
0.15 * 100 = 15
You would need to use 15 eggs for 100 pancakes.
8 0
2 years ago
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