Table:
0
A
B
C
D
E
F
G
H
I
1
transaction id
previous transaction id
account id
card id
transaction type
transaction date
transaction amount
transaction comment
other transaction details
2
1
925
15
1
Payment
3/24/2018 6:41
1701.23
3
2
494
3
2
Refund
3/24/2018 12:08
1931.76
4
3
642
4
3
Payment
3/24/2018 9:08
486.56
5
4
457
15
4
Refund
3/23/2018 21:59
1336.21
6
5
947
13
5
Refund
3/23/2018 21:43
357.06
7
6
958
12
6
Refund
3/24/2018 11:48
1967.75
8
7
368
1
6
Refund
3/24/2018 5:13
1483.05
9
8
924
6
7
Refund
3/24/2018 14:47
1194.48
10
9
296
9
6
Payment
3/24/2018 5:31
1475.56
11
10
495
5
7
Payment
3/24/2018 5:45
1795.66
12
11
333
11
7
Refund
3/24/2018 10:39
462.63
13
12
986
10
9
Payment
3/24/2018 15:17
1658.32
14
13
885
14
11
Refund
3/24/2018 17:00
1298.73
15
14
965
10
12
Refund
3/24/2018 16:31
945.43
16
15
203
8
12
Payment
3/24/2018 10:48
1529.97

Questions and formulas:
Question: Show all transaction types.
Formula: UNIQUE(E1)
Formula2: UNIQUE(E2:E16)
Level: easy
Question: What are the different types of transactions?
Formula: UNIQUE(E1)
Formula2: UNIQUE(E2:E16)
Level: easy
Question: Show the number of transaction types.
Formula: ROWS(UNIQUE(E1))
Formula2: ROWS(UNIQUE(E2:E16))
Level: easy
Question: How many different types of transactions are there?
Formula: ROWS(UNIQUE(E1))
Formula2: ROWS(UNIQUE(E2:E16))
Level: easy
Question: Show the transaction type and the number of transactions.
Formula: SUMMARIZE(E1,SUMX(A1))
Formula2: SUMMARIZE(E2:E16,SUMX(A2:A16))
Level: easy
Question: What are the different transaction types, and how many transactions of each have taken place?
Formula: SUMMARIZE(E1,SUMX(A1))
Formula2: SUMMARIZE(E2:E16,SUMX(A2:A16))
Level: easy
Question: Show the account id and the number of transactions for each account
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C16,SUMX(A2:A16))
Level: easy
Question: What are the different account ids that have made financial transactions, as well as how many transactions correspond to each?
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C16,SUMX(A2:A16))
Level: easy