d. 98% of the people in Country A consumed less than how many gallons of soft drinks? gallons of soft drinks. The probability is 98% that someone in Country A consumed less than (Round to two decimal places as needed.)

Q: Answer d

A: The mean number of cars households in the US own is obtained as given below: Here, X denotes the…

Q: d. For n=6 and x=0.87, what is P(X= 5)?

A: n=6,π=0.87X~Binomial(n=6,π=0.87)

Q: A recent study found that 61 children who watched a commercial for potato chips featuring a…

A: There are two independent samples which are celebrity-endorsed and food snack. We have to construct…

Q: 3 The heights, in cm, of 32 female gymnasts were recorded: 148 152 147 149 150 147 151 142 156 148…

A: The given data of 32 females gymnasts height 148    152    147   149   150  147   151 142    156…

Q: b. Explain why this algorithm works. Choose the correct answer below. A. The sum of any three…

A: Please see the below answer.

Q: a) Determine the null and alternative hypotheses that would be used to determine if the filling…

A: D) Type I Error:   The type I error occurs if “rejecting the null hypothesis if the null hypothesis…

Q: (d) One consequence of the popularity of the Internet is that it is thought to reduce television…

A: As per the Bartleby guildlines solving part d Given thatSample size=45 Population mean=2.45Sample…

Q: 8. A fair coin and a six-sided die are tossed simultaneously. What is the probability of obtain- ing…

A: Let us denote H=head, T=tail The possible outcomes are: H1, H2, H3, H4, H5, H6, T1, T2, T3, T4, T5,…

Q: A set of final examination grades in an introductory statistics course is normally distributed, with…

A: From the given information,Mean =  = 72Standard deviation , 8Using formula,

Q: Please answer D

A: (a) Given that the percentage of stadiums have just built in the past 20 years is, P=15%=15/100=0.15…

Q: Frequency P Suppose the following data represent the ratings (on a scale from 1 to 5) for a certain…

A: d)

Q: d) [ ²³ f(x) dx = = 0 11

A: Consider the given figure,The objective is to evaluate the integral .Formulas use:Area of triangle…

Q: Let X₁, X2, X3,..., X₁ denote a random sample of size n from the population distributed with the…

A:

Q: 1. Each sample of water has a 10% chance of containing a particular organic pollutant. Assume that…

A: Given: n=18 and p=0.1 Use binomial probability asPX=x=Cxnpx1-pn-x                      ;x≤n

Q: A person's blood glucose level and diabetes are closely related. Let x be a random variable measured…

A: Solution: Given data Mean =  86 Standard deviation = 20 To find  the given probabilities

Q: If ||2x - y < 2 and ly| < 1, prove that | x-yll2-x.x < 2. If n = 3, x 3. yll

A: Given: 2x-y&lt;2 y&lt;1 To Prove: x-y2-x·x&lt;2

Q: 1. Suppose the following scatterplot shows data relating the number of visitors at Richmond Beach,…

A: Actual number of visitors at 80 degrees F is given as 780. Predicted number of visitors at 80…

Q: d. Find the Inter Quartile Range (IQR) for time spent at the hot springs. Q1: minutes Q3: minutes…

A:

Q: The following data are the amounts that a sample of 15 customers spent for lunch ($) at a fast-food…

A: Given: Sample size, n = 15 Data :…

Q: d. For the 32 people, find the probability that the average coffee consumption is between 16.8 and…

A: We have given that,  The amount of coffee that people drink prr day are normally distributed with…

Q: A random sample of 12 second-year university students enrolled in a business statistics course was…

A: B. P value P value =0.1887

Q: b. Suppose that a sample of n = 400 students at the same university (instead of n = 100) determines…

A: It is given that  Population proportion, p = 20.4% = 0.204 Sample proportion, p^ = 25% = 0.25 Sample…

Q: A player is dealt 3 cards from a standard 52-card deck. Determine the probability of being dealt two…

A: Given: Number of cards = 52 Number of suits or Number of cards of a kind = 4 Number of kinds in a…

Q: The probability that the time between arrivals will be less than 2 seconds is ound to four decimal…

A: X~U(0,60)

Q: 12 In order to ensure the safety of school classrooms the local Fire Marshall does an inspection at…

A:

Q: Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed…

A: From the provided information,Mean (µ) = 195Standard deviation (σ) = 18

Q: (d) Evaluate 1.8* = (2 - 0.2)* directly and also as a sum of 5 terms using the Binomial Theorem.

A: the value of 1.84 directly is given by  1.84=1.8×1.8×1.8×1.8=10.4976 using the binomial theorem the…

Q: mathxl.com/Student/PlayerHomework.aspx?homeworkld3596461304&questionld%=D448&flushed=false&cld%3D641…

A: d) We have to find odds in favor of  not drawing the a white marble Number of favorable outcomes =…