500 apples are taken at random from a large basket and 50 are found to be had Éstimate the propurtion of bad apples in the basket and assign limits within which the percentage mos probably lies.

Q: Imagine a soldier in a trench during an armed conflict. In the enemy camp, inside another trench, is…

A: P(sniper) = 0.001 P(regular) = 0.999 P(hit |sniper) = 0.87 P(hit | regular) = 0.18

Q: physicians

A: Number of success = x= 3145 n=5804

Q: A random sample of 354 persons showed that 306 do not have health insurance. Calculate the point…

A:

Q: A study of 4299 adults from country A found that 2248 were obese or overweight. The point estimate…

A:

Q: 1) Is the amount of weight gained by rats who eat only junk food for four weeks ratio or interval…

A: Solution-: 1) Is the amount of weight gained by rats who eat only junk food for four weeks ratio or…

Q: Determine if the class BMI is significantly higher than the cutoff for a healthy BMI which is 25.

A:

Q: What length of nails is considered to be at the 58th percentile of all nails?

A:

Q: Below is a frequency distribution for the estimated miles per gallon (MPG) for 517 different models…

A: The frequency distribution of MPG is given.

Q: Suppose that the average number of miles driven by a CSULA students is 15,000 and the standard error…

A: The confidence interval is ( 2120, 27880)Explanation:Given that:mean (x̄)=15000(standard error…

Q: If the average time for a fifth grader to run a mile is 8.50 minutes (s = 1.25), what percentage of…

A:

Q: researcher wishes to estimate the proportion of drivers who use their mobile phone while driving. A…

A: Given data: Proportion of drivers = 0.38 Sample size(n)= 28 To find: The standard error of the…

Q: higher

A: Given: Sample size, n = 54 Sample mean, sm=29 Standard deviation, s=7.8 Suppose, level of…

Q: To compare average birth weight between autistics and non-autistic school children from the same…

A: The objective is to find the appropriate test to compare average birth weight between autistic and…

Q: Biologists want to determine the number of racoons in a particular forested area. They captured…

A:

Q: 61 randomly selected lightbulbs were tested in a laboratory, 50 lasted more than 500 hours. Find a…

A: Introduction: A point estimate of a population parameter of interest may be defined as a single…

Q: A random sample of 4000 U.S.citizens yielded 2280 who are in favor of gun control legislation. Find…

A: Given:A rondom sample of 4000 U.S citizensyielded 2280 who are in favor of guncontrol…

Q: A student at Tolland High School wondered if boys or girls at her school traveled a greater distance…

A: Solution : Given : n1 = 50 , n2 = 50

Q: Compute for the average number of cellphones per household

A: Given: No. of cellphone (A) No. of household  (B) A time B 1 70 70 2 55 110 3 40 120 4 25…

Q: 500 apples are taken at random from a large basket and 50 are found to be bad. Estimate the…

A:

Q: A student at Tolland High School wondered if boys or girls at her school traveled a greater distance…

A: Given: Sample size for girls = 50 Sample size for boys = 50 The concern is to check the average…

Q: A campus deli serves 300 customers over a busy lunch period from 11:30 to 1:30pm. A quick count of…

A: Formula: Little's law:  Inventory = Flow rate × Flow time Given: Inventory = 300, Flow time =…

Q: Is the number of runs scored by a baseball team during a season quantitative and discrete?

A: Discrete random variable: A discrete random variable takes the countable number of real values. This…

Q: Data accumulated by the National Climatic Data Center shows that the average wind speed in miles per…

A:

Q: A survey of 700 non fatal accidents showed that 287 involved defective equipment.  Find a point…

A: Given

Q: Suppose that the average number of miles driven by a student is 15,000 and the standard error is…

A: Here sample size is not given and we know standard error and hence use z statistic to construct…

Q: A study at Harvard found that 44% of their students binge drink.  You are at Princeton doing a…

A: According to the provided information, a study at Harvard found that 44% of their students binge…

Q: suppose the lengths of human pregnancies are normally distributed with µ= 266 days and o = 16 days.…

A: We have to find given proportion values..

Q: Oliver Queen is able to hit the bull's-eye (center of the target) 85% of the time. If he shoots 25…

A: Given n=25 p=0.85 q=1 - p=1-0.85=0.15