Suppose the probability distribution of X representing the number of PWD passenger in an subway station is given in the below table. Find the value of k that will make this table a probability distribution; X p(x) O 1/16 O 16 1 k 2 3k 3 Sk 4 7k

Q: Solution: Step 1: State the hypotheses. Step 2:The level of significance and the critical region.…

A: Given : Data  : First we need to calculate the mean and standard deviation for both the samples For…

Q: Assuming the requirements are met for the penny study, what is the lower bound for a 99% confidence…

A: Given that, The sample proportion of 1 and 2 are,

Q: t-tests are widely used in public health research. Please list one scenario that two-sample t-test…

A: The t-test is a statistical technique for making a comparison between the means of two groups. It is…

Q: Assuming the requirements are met for the penny study, what is the margin of error for a 95%…

A: given data  n1 = 116    x1 = 80p^1 = x1n1 = 80116 = 0.6897 n2 = 137    x2 = 91 p^2 = x2n2 = 91137 =…

Q: 18, 12, 14, 15, 13, 14, 12, 17, 16, 15 solve for median

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Q: A restaurant server claims that 49% of the time he leaves candy with the bill, the customer "tips…

A: Given : n = 5 p = 0.49

Q: The geometric mean of two numbers can also be called the O median O None of the answers listed O…

A: Option B none of the anwer listed

Q: -4 3 -4 4 A = 2 1 and B= -2 [3 -4 2 4 1

A:

Q: Students taking a make-up test receive the following grades: 71, 83, 81, 73, 92, 76, 80, 69, 68, and…

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Q: Describe about the A common outcome signifies.

A:

Q: The mean of the numbers y1, y2, y3 and y4 is 10.4. Find the mean of the numbers 10 + y1, 10 + y2, 10…

A: Given information:   Mean of numbers y1, y2, y3, y4=10.4Sum of numbers y1, y2, y3, y4=10.4*4y1+ y2+…

Q: Covid-19, making malls in Singapore begin to limit the number of visitors and time of visits. One of…

A: Given: n=10 Using the excel formula "=AVERAGE(A2:A11)" the sample mean x¯=51.4 Using the excel…

Q: A couple plans to have 4 children. List the different outcomes according to the gender of each…

A: The objective of the question is to list all the possible outcomes of having 4 children, considering…

Q: A recent survey asked folks to decribe their level of happiness in a relationship.  there are 146…

A: Let H be the event representing that an adult is happy in relationship. Let W be the event…

Q: A contingency table has 6 rows and 8 columns What is the value of degrees of freedom

A: No. of rows(r)=6No. of columns(c)=8 We have to find the value of the degree of freedom.

Q: A multiple choice test contains 40 questions, each with four answers. Assume a student just guesses…

A: X denotes the number of questions that the student answers correctly. The multiple choice test…

Q: A game is played where you draw two cards from a deck of 52 cards. If the cards are both jacks, then…

A: Given info: A game is played where two cards are drawn from a deck of 52 cards. If the cards are…

Q: A poll of 520 citizens of Normal, Illinois showed that 59% favored strict enforcement of speed…

A: A poll of 520 citizens of Normal Illinois showed that 59% favored strict enforcement of speed…

Q: Situation B You and your friends are comparing the number of times you have been to the movies in…

A: Enter the data into the SPSS as follows:

Q: The probability of a can of paint containing contaminațion is 4.23%. The probability of a mixing…

A: We have given that  Probability of containing contamination is A= 4.23% The probability of a mixing…

Q: A contingency table has 2 rows and 6 columns What is the value of degrees of freedom

A: Answer: From the given data, Number of rows (r) = 2 Number of columns (c) = 6

Q: Using Discrete Mathematics and language. If x and y are integers and 10x =9y, does 10 | y? does 9|x?…

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Q: If arithmetic mean and geometric mean of two values are 10 and 8 respectively, find values.

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Q: Uberya Towing Services repair vehicles that break down at an average 7.5 vehicles per day. The…

A: The following information has been given: The average value λ(arrival rate)=7.5 per day. The value…

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Q: Briefly explain why a positive result on a screening test for a disease does not necessarily mean…

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Q: Which integers can be represented as the sum of three consecutive integers? Provide evidence to…

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Q: The arithmetic mean of three numbers is 100. If the mean of the first two numbers is 50, what is the…

A: The objective of the question is to find the third number given that the arithmetic mean of three…

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A: To explain: The similarities between driving through a series of intersections and taking shots in…

Q: Whichever team  makes the most penalty kicks wins. If the CHS girls’ soccer team makes 60% of their…

A: The team which will make the most penalty kicks wins. The CHS girls' soccer team makes 60% of their…

Q: The mean of the scores 2, 2, 2, 6 is?

A: Given score is2,2,2,6

Q: P-Value means

A: P- value means: Define: The P value is defined as the probability under the assumption of no effect…

Q: I have a random math question. Let's suppose that you were to have a 100 gallon barrel of gelatin…

A: Topic:- basic maths