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Question: Crickets The length in inches of a cricket chosen at random from a field is a random variable X with mean 1.2 inches and standard deviation 0.25 inches. Find the mean and standard deviation of the length Y of a randomly chosen cricket from the field in centimeters. There are 2.54 centimeters in an inch.
What is the probability that the chosen manager will be either a woman or over 50 years old or both? Solve both directly from the data and by using the law of unions. What is the probability that the chosen manager will be under 30?
a website stores personal information from its users. to protect this information each user has a password which
create a game of chance using a coin dice or a standard deck of cards. choose how to play the game and determine at
general population is skewed to the right the mean degree of affection is 60 standard deviation is 16. sample 100
Select the appropriate word to identify whether the measurement represents a categorical variable or a quantitative variable: The average number of minutes a person watches television each day.
A random sample of 100 voters found that 44% were goint to vote for a certain candidate. Find the 99% limit for the population proportion of voters who will vote for that candidate.
Translate the following arguments into symbolic form.- Either school dropout programs are not as effective as they could be, or they provide basic thinking skills and psychological counseling to their students.
Can you please explain the 1.5 sigma shift they use in determining process sigma?
A day trader buys an option on a stock that will return $100 profit if the stock goes up today and lose $400 if it goes down. If the trader thinks there is a 75% chance that the stock will go up, a) What is her expected value of the option's pr..
Two distributions of data are being analyzed. Distribution A has a mean of 500 and a standard deviation equal to 100. Distribution B has a mean of 10.
the area under the density curve that lies to the right of 12 is 0.405. what percentage of all possible observations of
The quality control inspector has been instructed to reject the shipment if, in a simple random sample of 40, 15% or more are defective. What is the probability that the shipment will be rejected?
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