Given that 30 of a community is hispanic when randomly

Assignment Help Basic Statistics
Reference no: EM13627968

Given that 30% of a community is Hispanic, when randomly selecting a jury of 12 persons, what are the following probabilities? (Hint: a binomial distribution).

1. that exactly 5 will be Hispanic P(X=5/12, .30)

2. that fewer than 3 will be Hispanic P(X < 3/12, .30)

3. that 7 will not be Hispanic P(not X= 7/12, .70) =?

4. that 3 or more will be Hispanic P (X>or=3/12, .30)

5. What is the mean of the non-Hispanic probability distribution?

6. What is the standard deviation of the non-Hispanic probability distribution?

7. What is the mean of the Hispanic probability distribution?

Reference no: EM13627968

Questions Cloud

At the 01 level of significance is there sufficient : members of the general adult population volunteer an average of 4.2 hours per week. a random sample of 20 female
Calculate the angle between periapsis and the equatorial : consider an inertial reference frame with the center of the earth as its origin and with the x-y i-j plane in the
A valve in a cylinder has a cross sectional area of 11 cm2 : a valve in a cylinder has a cross sectional area of 11 cm2 with a pressure of 735 kpa inside the cylinder and 99 kpa
A charged capacitor with c 630uf is connected in series : a charged capacitor with c 630uf is connected in series to an inductor that has l 0.400h and negligible resistance.
Given that 30 of a community is hispanic when randomly : given that 30 of a community is hispanic when randomly selecting a jury of 12 persons what are the following
A vertical hydraulic cylinder has a 125-mm diameter piston : a vertical hydraulic cylinder has a 125-mm diameter piston with hydraulic fluid inside the cylinder and an ambient
A researcher wishes to know with 98 confidence the : a researcher wishes to know with 98 confidence the percentage of women who wear shoes that are too small for their
A 15-kg steel gas tank holds 300 l of liquid gasoline : a 15-kg steel gas tank holds 300 l of liquid gasoline having a density of 800 kgm3. if the system is decelerated with 6
A helium neon laser emits light that has a wavelength of : a helium neon laser emits light that has a wavelength of 632.8 nm. the circular aperature through which the beam

Reviews

Write a Review

Basic Statistics Questions & Answers

  The wilcoxon signed rank statistic

The Wilcoxon signed rank statistic, The mean for the Wilcoxon signed rank test and The P-value for the Wilcoxon signed rank test

  The director of an advertising agency is concerned with the

the director of an advertising agency is concerned with the effectiveness of a television commercial.what null

  How does the cultural typology of nursing programs

what stats test would i run for this rq and hq1 how does the cultural typology of nursing programs correlate with

  Plot the estimated regression function and the data

Obtain the estimated regression function. Plot the estimated regression function and the data. Does a linear regression function appear to give a good fit here?

  What is the forecast for month 11

Evaluate 2-month moving average and Exponential smoothing by MAD.

  Mentioning hypotheses and decision rule

At 5% level of significance, is true mean smaller than specification? Clearly mention your hypotheses and decision rule.

  Explain binomial probabilities

Based on p=.60, probability that a randomly selected homeowners will say no to newspaper subscription.

  Computing probability from using mean

Brake Pads- A brake pad manufacturer claims its brake pads will last for 38,000 miles. You work for a consumer protection agency and you are testing this manufacturer's brake pads.

  Is the difference significant at the one percent level

The samples do indicate that university A's students are younger than university B's; but is the difference significant at the 1% level?

  What is the value of the probability density function at x1

suppose that the moment generating function of a randon variable x is given bymxt22-t3what is the value of the

  Relating statistics to solve business related problems

Need guidance on how to approach a statistics paper. Problem: utilize statistics to solve a business related problem. The synopsis should include a discussion of the specific problem, the research methodology used, the quantitative and qualitative..

  Probability by normal approximation for data

What is the probability that the next 100 customers will spend an average of less than $56 on dinner?

Free Assignment Quote

Assured A++ Grade

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd