According to PSA, the probability of a randomly selected 90-year old Filipino survives for at least another year is approximately 82%. If twenty 90-year old Filipinos are randomly selected, what is the probability that at least 18 survive for at least another year?

Q: The probability of successfully passing the drivers' test is 75%. What is the probability that it…

A: It is given that the probability of successfully passing the drivers' test is 75%. That is 0.75.…

Q: How would i find the p-value?

A: The test statistic is -1.41.

Q: The length of time that a student takes to complete her homework is uniformly distributed between 3…

A:

Q: A mail order company has a 11% success rate. If it mails advertisements to 515 people, find the…

A: Given Information: n=515p=11%=0.11To find the probability of getting less than 53 sales.

Q: The average price for an acre of land in Texas is  N(2700, 7802)  in dollars. Jaime will survey 121…

A: Given Let the price of the plot be X X~N2700,7802Sample size, n=121

Q: What is the p-value only?

A: It is given that  In the original solution  The value of the test statistic is z = 3.92. The given…

Q: Please no written by hand solution and no img  In a random survey of 40 algebra 1 students at A&M…

A: Number of students who love their math class = 30 Total number of students surveyed = 40

Q: Describe the t test for 2 independent samples.

A: In order to assess whether there is statistical evidence that the related populationmeans are…

Q: Louis is paid Php 20.00 whenever the results of tossing two coins are both heads but pays Php 10.00…

A: When a coin is tossed then there are 2 possible outcomes: Head and tail. Let us denote H=head T=tail…

Q: whats negative skew?

A:

Q: P3 Harvard students graduate with honors =

A: Let , X be the number of Harvard students graduate with honors Here , X→B(n=3 , p=0.48) The…

Q: A survey of adults found that 6% say their favorite sport is auto racing. You randomly select 300…

A: We have given thatp = 6% = 0.06n = 300

Q: Z score of 0.045

A:

Q: Can you please show all work with an explanation of how to solve binomial distribution?

A: to find the expected number of friends who get the same prize as you in a group of 10 people playing…

Q: A mail order company has a 7% success rate. If it mails advertisements to 636 people, find the…

A: Givenp=0.07n=636let "x" be no. of getting salesx~Binomial(n=636,p=0.07)P(X=x)=(nx)px(1-p)n-x  ;…

Q: Describe how to find approximate p-Values.

A:

Q: Find the value of X2 values that separate the middle 80 % from the rest of the distribution for 20…

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Q: The average price for an acre of land in Texas is  N(2700, 7802)  in dollars. Jaime will survey 121…

A:

Q: A box contains 20 blue balls, m yellow balls and n green balls and the probability of selecting a…

A:

Q: cent of couples who plan to marry this year are planning destination weddings. Assume the variable…

A: The probability that fewer than 3 couples will have a destination wedding is, P ( X < 3 )  =P ( 0…

Q: certain disease has an incidence rate of 0.4%. If the false negative rate is 6% and the false…

A: In this question, concept of conditional Probability is applied. Conditional Probability The…

Q: From 2000 to 2023, the number of people in Virginia (in millions) can be modeled by P=0.08x+6.97…

A: Given that the number of people in Virginia (in millions) can be modeled by, where  corresponds to…

Q: Dustin buys a bag of cookies that contains 7 chocolate chip cookies, 6 peanut butter cookies, 8…

A:

Q: a certain city, projections for the next year indicate there is a 20% chance that electronics jobs…

A: As per the indications of the next year's projections for the city:The chances of electronic jobs…

Q: Bianca buys a bag of cookies that contains 9 chocolate chip cookies, 6 peanut butter cookies, 6…

A: From the given information, Number of chocolates in the bag =9 Number of peanut butter cookies in…

Q: What is the probability that I solve 40-50 clues in 10 minutes?

A: Here given , One of my procrastination methods is doing the crossword on Vox. I average 115 clues…