Question
In: Statistics and Probability
Given a binomial distribution with a sample of size 15 trees and the probability of damage...
Given a binomial distribution with a sample of size 15 trees and the probability of damage by fungi of 0.10, find
a. P(# damaged trees = 3) =
b. P(# of damaged trees is less than 3) =
c. P( at least 3 but no more than 6 damaged trees are found)=
d. the population mean
e. population variance
Solutions
orchestra answered 1 year agoRelated Solutions
Given a random sample of size of n = 4,900 from a binomial probability distribution with...
Given a random sample of size of n = 4,900 from a binomial
probability distribution with P = 0.50, complete parts (a)
through (e) below.
a. Find the probability that the number of successes is greater
than 2,535.
P(X>2535) =
b. Find the probability that the number of successes is fewer
than 2,410.
P(X<2410) =
c. Find the probability that the number of successes is between
2,440 and 2,520.
P(2440 < X < 2520) =
d. With probability .20, the...
1. Given a binomial distribution, find the probability of 10 successes out of 15 trials, given...
1. Given a binomial distribution, find the probability of 10
successes out of 15 trials, given p= .85
2. 40% of the population have brown eyes. find the probability
that out of 25 people randomly selected at the most 15 have brown
eyes.
3. a test consists of 25 multiple choice questions with 5
possible answers, 1 of standard deviation and the probability of
getting 8 correct.
A probability distribution of all possible sample means for a particular sample size is the _____....
A probability distribution of all possible sample means for a
particular sample size is the _____.
The mean of all possible sample means is __________________ the
population mean.
If we decrease the sample size from 20 to 10, the standard error
of the mean will ________________.
If a population follows the normal distribution, what is the
shape of the distribution of the sample means?
A _____________________ is a single value computed from sample
information used to estimate a population parameter....
Given the following distribution, is it a Binomial distribution or approximately a Binomial distribution ? Please...
Given the following distribution, is it a Binomial distribution
or approximately a Binomial distribution ? Please justify your
answer (prove or disprove) .
X 0 1 2 3 4
P(X) 0.240 0.412 0.265 0.076 0.008
Assume the random variable X has a binomial distribution with the given probability of obtaining a...
Assume the random variable X has a binomial distribution with
the given probability of obtaining a success. Find the following
probability, given the number of trials and the probability of
obtaining a success. Round your answer to four decimal places.
P(X=6), n=10 , p=0.5
Assume the random variable X has a binomial distribution with the given probability of obtaining a...
Assume the random variable X has a binomial distribution with
the given probability of obtaining a success. Find the following
probability, given the number of trials and the probability of
obtaining a success. Round your answer to four decimal places.
P(X≤4), n=7, p=0.6
Assume the random variable X has a binomial distribution with the given probability of obtaining a...
Assume the random variable X has a binomial distribution with
the given probability of obtaining a success. Find the following
probability, given the number of trials and the probability of
obtaining a success. Round your answer to four decimal places.
P(X=14), n=15, p=0.7
How can you demonstrate that the probability of X successes in a binomial distribution is given...
How can you demonstrate that the probability of X successes in a
binomial distribution is given by P(X=x)=nCx p^x q^(n-x)
A hypergeometric distribution has a mean of 7.5, when the sample size is 15 and the...
A hypergeometric distribution has a mean of 7.5, when the sample
size is 15 and the population is 50.
Determine the standard deviation for the distribution.
A) Given that the sample size is 15 and the standard deviation is 2.3, the variance...
A) Given that the sample size is 15 and the standard deviation
is 2.3, the variance is
B) Given that the sample size is 25 and the variance for a data
set is 2.8, what is the standard deviation?
C) A recent survey of a new diet cola reported the following
percentages of people who liked the taste. Find the weighted mean
of the percentages.
Area
% Favored
Number surveyed
1
50
1500
2
40
2500
3
25
500
D)...
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