 # High school probability Uncovered: Discover the Secrets with Plainmath's Expert Help

Recent questions in High school probability ystyrixkzd 2023-03-31

## Write formula for the sequence of -4, 0, 8, 20, 36, 56, 80, where the order of f(x) is 0, 1, 2, 3, 4, 5, 6 respectively ballar9bod 2023-03-31

## Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes (based on data from an LG Smartphone survey). If 8 adult smartphone users are randomly selected, find the probability that exactly 6 of them use their smartphones in meetings or classes? Aydan Hardy 2023-03-31

## A binomial probability experiment is conducted with the given parameters. Compute the probability of x successes in the n independent trials of the experiment.n=20​,p=0.7​,x=19P(19)= Kelton Rogers 2023-03-30

## In binomial probability distribution, the dependents of standard deviations must includes.a) all of above.b) probability of q.c) probability of p.d) trials. Jordan Graves 2023-03-30

## The probability that a man will be alive in 25 years is 3/5, and the probability that his wifewill be alive in 25 years is 2/3Determine the probability that both will be alive se2ng0uhp 2023-03-29

## How many different ways can you make change for a quarter??(Different arrangements of the same coins are not counted separately.) Maui1opj 2023-03-23

## One hundred people line up to board an airplane that can accommodate 100 passengers. Each has a boarding pass with assigned seat. However, the first passenger to board has misplaced his boarding pass and is assigned a seat at random. After that, each person takes the assigned seat. What is the probability that the last person to board gets his assigned seat unoccupied? A) 1B) 0.33C) 0.6D) 0.5 Israel Young 2023-03-19

## The value of $\left(243{\right)}^{-\frac{2}{5}}$ is _______.A)9B)$\frac{1}{9}$C)$\frac{1}{3}$D)0 v1kibc2 2023-03-14

## 1 octopus has 8 legs. How many legs does 3 octopuses have?A) 16B 24C) 32D) 14 Urijah Lawrence 2023-03-13

## From a pack of 52 cards, two cards are drawn in succession one by one without replacement. The probability that both are aces is... Eliza Berry 2023-03-13

## A pack of cards contains $4$ aces, $4$ kings, $4$ queens and $4$ jacks. Two cards are drawn at random. The probability that at least one of these is an ace is A$\frac{9}{20}$ B$\frac{3}{16}$ C$\frac{1}{6}$ D$\frac{1}{9}$ Immadvapsupvkd 2023-03-09

## You spin a spinner that has 8 equal-sized sections numbered 1 to 8. Find the theoretical probability of landing on the given section(s) of the spinner. (i) section 1 (ii) odd-numbered section (iii) a section whose number is a power of 2. [4 MARKS] Jamya White 2023-03-08

## If A and B are two independent events such that $P\left(A\right)>0.5,P\left(B\right)>0.5,P\left(A\cap \overline{B}\right)=\frac{3}{25}P\left(\overline{A}\cap B\right)=\frac{8}{25}$, then the value of $P\left(A\cap B\right)$ isA) $\frac{12}{25}$B) $\frac{14}{25}$C) $\frac{18}{25}$D) $\frac{24}{25}$ Tyrell Singleton 2023-02-26

## The unit of plane angle is radian, hence its dimensions are A) $\left[{M}^{0}{L}^{0}{T}^{0}\right]$ B) $\left[{M}^{1}{L}^{-1}{T}^{0}\right]$ C) $\left[{M}^{0}{L}^{1}{T}^{-1}\right]$ D) $\left[{M}^{1}{L}^{0}{T}^{-1}\right]$ inimigurhkg 2023-02-22

## Clinical trial tests a method designed to increase the probability of conceiving a girl. In the study, 340 babies were born, and 289 of them were girls. Use the sample data to construct a 99​% confidence interval estimate of the percentage of girls born? Tanya Love 2023-02-21

## What is the probability of drawing a red face card from a deck of cards? Rose Weaver 2023-02-21

## Choose the right answer from the following if $A=1$and $B=0,$what is the value of $A.A+B$?A) $0$B) ${A}^{2}$C) $A$D) $B$ Jadiel Bowers 2023-02-20

## Sean and Evan are college roommates who have part-time jobs as servers in restaurants. The distribution of Sean’s weekly income is approximately normal with mean \$225 and standard deviation \$25. The distribution of Evan’s weekly income is approximately normal with mean \$240 and standard deviation \$15. Assuming their weekly incomes are independent of each other, which of the following is closest to the probability that Sean will have a greater income than Evan in a randomly selected week? 1) 0.67 2) 0.7000 3) 0.227 4) 0.303 5) 0.354 Tyrell Singleton 2023-02-17 daliner4jl 2023-02-12