ints":1},{"id":"172bd291-df01-4692-9ff3-0003549c5e7b","cardType":"cloze","front":"How many times a value, score, or group occurs is its [ ].","back":"How many times a value, score, or group occurs is its frequency.","points":null},{"id":"c6923588-beb3-44be-acba-0e8f57f994a8","cardType":"basic","front":"For the mean from an exact frequency table, what is multiplied before adding?","back":"Multiply each value by its frequency.","points":1},{"id":"bc4503b6-b1be-402f-a5be-d49b3ee108a2","cardType":"cloze","front":"For exact frequency data, mean = total of [ ] divided by total [ ].","back":"For exact frequency data, mean = total of value-frequency products divided by total frequency.","points":null},{"id":"3ad33790-b72e-4759-8ed1-8932d69d2c13","cardType":"basic","front":"Why is adding the different scores and dividing by the number of rows wrong?","back":"Frequencies show some scores occurred more often.","points":2},{"id":"8b7e1649-91f5-4605-bb28-d09cbb7d4327","cardType":"basic","front":"If the product total is 49 and total frequency is 27, what is the mean to 1 decimal place?","back":"1.8","points":1},{"id":"020dea3b-24a1-41d4-88fe-91daef47a64a","cardType":"cloze","front":"A row with frequency 0 contributes [ ] to the total.","back":"A row with frequency 0 contributes nothing to the total.","points":null},{"id":"21caa035-4131-45d3-9be9-066cee3ddbf9","cardType":"basic","front":"If 2 goals were scored in $x$ matches, what is that row’s goal total?","back":"$2x$ goals.","points":1},{"id":"ed9e89e4-c3ae-41b3-b5cd-81960956a696","cardType":"basic","front":"Known goal total is 23, total goals are 39, and the unknown row contributes $2x$. What equation finds $x$?","back":"$23+2x=39$","points":1},{"id":"de4e6b0b-3e88-4179-aa85-10a678c03c98","cardType":"basic","front":"Solve $23+2x=39$.","back":"$x=8$","points":1},{"id":"805539b1-74f6-46dc-b558-0c460cccc71c","cardType":"cloze","front":"The mode is the value with the [ ].","back":"The mode is the value with the highest frequency.","points":null},{"id":"03836bfa-76df-4d62-8026-999316242dea","cardType":"basic","front":"For 32 values, which positions locate the median?","back":"The 16th and 17th values.","points":1},{"id":"06b4ca5e-e75a-4a27-9459-c680ec22250f","cardType":"basic","front":"Why use cumulative frequency to find the median?","back":"It locates the middle value without writing the list.","points":2},{"id":"ec733702-da08-4901-a330-d18682da40e8","cardType":"basic","front":"Cumulative frequencies are up to 0 goals = 5 and up to 1 goal = 17. Where are the 16th and 17th values?","back":"In the 1-goal row.","points":1},{"id":"0d05ce81-fb93-4a61-a142-5d5aef4b732d","cardType":"cloze","front":"For grouped data, the mean is only an [ ] because exact values are [ ].","back":"For grouped data, the mean is only an estimate because exact values are unknown.","points":null},{"id":"1b447e30-0c57-44e2-a163-ed838ea404ce","cardType":"basic","front":"How should you find each midpoint in grouped data?","back":"Use $\frac{\text{lower}+\text{upper}}{2}$ for that interval.","points":1},{"id":"eb814eea-3139-4098-98ee-cf263d879122","cardType":"basic","front":"What is the midpoint of over 10, up to 15 minutes?","back":"12.5 minutes.","points":1},{"id":"e383e6c6-18f9-4419-8bb6-2b415dd47274","cardType":"cloze","front":"For grouped data, estimated mean = total of [ &

Averages from Frequency Tables Flashcards

Averages from Frequency Tables Flashcards

Averages from Frequency Tables Flashcards

Averages from Frequency Tables Flashcards