📊 statistics

1. **State the problem:** We have votes for three faculty members: Ms. Luz (60 votes), Mr. Henry (25 votes), and Ms. Lina (35 votes). We need to find: a. Total number of students w

1. **Problem Statement:** We have a total of 135 Senior High School students.

1. Stating the problem: We need to find the percentage of students who will attend, will not attend, and are not decided based on given data. 2. To find the percentage, use the for

1. **Problem Statement:** The Supreme Student Government surveyed 135 Senior High School students about attending the Promenade. 40 will attend, 25 will not attend, and the rest ar

1. **State the problem:** We have votes from students for three faculty members: Ms. Luz (60 votes), Mr. Henry (25 votes), and Ms. Lina (35 votes). We need to find: a. The total nu

1. **Problem Statement:** Dona conducted a survey among 140 Grade 7 students about their preferred Student Government presidents. The percentages for each candidate are given, and

1. **Stating the problem:** We have a frequency distribution table with categories Male and Female, their frequencies, and we need to find the relative frequencies and percentages.

1. **Problem Statement:** Given the quiz scores: 78, 85, 90, 75, 85, 92, 95, 85, 80, 70, compute the mean, median, mode, range, variance, and standard deviation. 2. **Mean (Average

1. **Question One: Travel Time Analysis** We are given travel times of 90 members of parliament and asked to:

1. **Problem Statement:** Given the scores of the top 20 students in a 50-item statistics test: 27, 30, 45, 47, 50, 38, 29, 42, 31, 46, 48, 43, 38, 49, 38, 35, 37, 32, 44, 40.

1. **State the problem:** We want to use the Scheffe test to compare pairs of group means from an ANOVA with three groups: A (No sleep apnea), B (Untreated sleep apnea), and C (Tre

1. **State the problem:** We want to use the Scheffe test to compare pairs of group means from three groups (A: no sleep apnea, B: untreated sleep apnea, C: treated sleep apnea) af

1. **State the problem:** We have a frequency distribution of earthworm lengths with one unknown frequency $K$ for the interval $68 \leq L < 72$. The mean length is given as 71.9 m

1. **State the problem:** We need to find the value of $K$, which represents the number of earthworms with lengths at least 68 mm but shorter than 72 mm, given the mean length of a

1. **State the problem:** We want to find the lower limit of a 95% confidence interval for the proportion $p$ of Jamaican nationals who select jogging as a recreational activity. 2

1. **Problem statement:** We have fried chicken dinners with mean weight $\mu = 48.0$ hectograms and standard deviation $\sigma = 2.4$ hectograms. We take a random sample of size $

1. **Problem statement:** We have fried chicken dinners with mean weight $\mu=48.0$ hectograms and standard deviation $\sigma=2.4$ hectograms. We take a random sample of size $n=10

1. **Problem statement:** We have fried chicken dinners with mean weight $\mu=48.0$ hectograms and standard deviation $\sigma=2.4$ hectograms. We take a random sample of size $n=10

1. **Problem Statement:** We have a production process with output per hour normally distributed with mean $\mu=92.0$ and standard deviation $\sigma=3.6$. A sample of size $n=4$ is

1. **State the problem:** We are given sums of $x$, $x^2$, $y$, $y^2$, and $xy$ for seven data points and need to find the linear regression line $\bar{y} = a + bx$.

1. **State the problem:** We have a sample of size $n=25$ from a normal population with mean $\mu=4$ and standard deviation $\sigma=2$. We want to find the probability that the sam