Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
For the Seashell gas station in your neighbourhood, records indicate that the number of customers arriving in any 5-minute interval averages 0.94 customers, with a standard deviation of 0.97 customers. Sixty-five (65) percent of the customers use a credit card to pay for their purchase. There are 8 pumps at this service station. The time that a car is parked at a pump is normally distributed with a mean of 6.35 minutes and a standard deviation of 2.10 minutes. All the above activities are independent of each other.
a) Ninety-four (94) percent of the customers will be parked for what maximum amount of time (Use 2 decimal places rounded.)?
b) For 12 randomly selected customers, what is the probability that at least 10 of them will pay using a credit card? (Use 4 decimal places rounded.)
c) What is the probability that more than 5 customers will arrive in a 15-minute period? (Use 4 decimal places rounded.)
d) What is the probability that the average parked time for the next 40 customers is less than 6 minutes? (Use 4 decimal places rounded.)
Can the company conclude that the pill is effective at promoting weight loss? Write the hypotheses and conduct the appropriate hypothesis test.
researcher seth b. young measured the walking speed of travelers in san francisco international airport and cleveland
For which of the following situations is it appropriate to use a scatter diagram or scatter plot?
Thus rolling the die has 3 possible outcomes, r,b,g. This die is rolled twice. Denote the nine possible outcomes by RR, RB, etc.
question blackjack tablea standard deck of playing cards contains 52 cards divided equally into four suits spades
what is the probability of obtaining at least 6 cases in this class if the nationwide rate holds True?
how do you create a histogram in excel when you have the following data on 40 best paid executivesrank 1-40 ceo name
Marge and Joe have five daughters. They decide to have another baby because they are sure the next one will be a boy (after all, what are the odds of having another girl!)
If we conduct inference (creating a confidence interval or conducting a hypothesis test) using this data, should we use the formulas for a single proportion
A gardener grow 20 of these plants and was pleasantly suprised to see 5 blue flowers, 10 red, 2 white and 2 pink. Calculated the probability of this event.
Part A: Russia is well known to be amongst the most adroit nations at manipulating public opinion in other countries via its foreign influence operations. A Russian SVR agent has 45 million dollars
from the data bank select a random sample of 30 individuals.a. use the z test to test the hypothesis for iq that u 100.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd