Statistics - math word problems - page 11 of 46
Number of problems found: 920
- Catering business
The Montealegre family has a catering business. At one birthday party, they charged their customers $11,767.50 for a party of 90 people and a service charge of $2,500.50. What was the average cost per person? Please show your solution. - Median and modus
Rachel rolled a die 50 times. The table shows the frequency of each face: Face Number: 1 2 3 4 5 6 Frequency: 8 7 5 11 6 13 Calculate the mode and median of the face numbers that Rachel rolled. - 5 people
Five people have $122000 each, and one person has $539000. How much should each person (equally) pay? - 75th percentile (quartille Q3)
Find 75th percentile for 30,42,42,46,46,46,50,50,54 - One quarter
One quarter of a fence is built from artificial stone; the rest is built from wood. Building one metre of the artificial stone section costs 5,000 CZK, and building one metre of the wooden section costs 2,000 CZK. Calculate the average cost of building on - Average Height of Classmates
At the last measurement, 4 classmates were 164 cm, 168 cm, 172 cm, and 176 cm tall, and the 5th classmate was 5 cm shorter than the average height of the first four. What was the average height of the five classmates in cm? - US GDP
Consider the following dataset, which contains the domestic US gross in millions of the top-grossing movies over the last five years. 300,452,513,550,780 I. Find the Mean of the Dataset II. Find the Squared deviation of the second observation from the mea - Average temperature
Calculate the average daily temperature from 8 measured values during the day: -8; -5; -5; 1; 3; 0; -4; -6 °C ... - Candies
There are two types of candies in the store 20 CZK/kg and 80 CZK/kg. How much will a mixed cost if we mix 22 kg cheaper and 4 kg more expensive candies? - Dataset
Data: 11,15,11,16,12,17,13,21,14,21,15,22 Find the dispersion of a given dataset. - Daily temperature
The average daily temperature measurement for one week every day at the same hour was -2.8 °C. We measured all temperatures on different days are different. The highest daily maximum temperature was 2.4 °C, and the lowest was -6 °C. Determine the options - Statistical example
Calculate in the set of patients (attached table 1) A) using the table editor EXCEL B) with the program "Social Science Statistics Calculator" (SSSC) on the web page a) the average age of the patients and the standard deviation (STDEV) b) the average dura - Variance value
What is the value of the variance of the data in the file if the calculated standard deviation = 2? a) Dispersion = 6 b) Dispersion = 4 c) Dispersion = 9 d) Dispersion = 2 - Energy
In one region, the September energy consumption levels for single-family homes are normally distributed with a mean of 1050 kWh and a standard deviation of 218 kWh. Find the consumption level separating the bottom 45% from the top 55%. - Average height
In a class are 34 students. The average height of the students is 165 cm. What will be the average height of students in the classroom when two pupils, tall 176 cm and 170 cm, move from this school/class? The average height in meters of all the students i - Store
The company has three industrial goods stores. The following data are available: Store; Sales September; Sales October; Price September CZK/pcs; Price October CZK/pcs A; 1500; 1800; 39; 40 B; 700; 721; 36; 35 C; 300; 279; 34; 35 Total; 2500; 2800; X; X De - Grade average - insufficient
Classes are compared by achievement. In classes 3.A and 3.B the following grades were achieved in the subject of statistics. grade number of grades 3.A number of grades 3.B excellent 4 6 very good 10 11 good 12 9 satisfactory 5 4 insufficient 2 4 Which cl - On the number line
What number is exactly in the middle between 9.8 and -2.4 on the number line? - SD - mean
The mean is 10, and the standard deviation is 3.5. If the data set contains 40 data values, approximately how many of the data values will fall within the range of 6.5 to 13.5? - Bivariate data set
Here is a bivariate data set in which you believe y to be the response variable. x y 51.4 44.8 60.2 46.6 60.1 46.8 45.8 46.3 37.4 41.8 72.4 52.5 60 48.2 67.5 49.5 60.9 49.8 51.1 45.7 62.7 49.6 194.9 84.2 Make a scatter plot of this data. Which point is an
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