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Clarify ambiguity in 02/Chipotle steps 4 and 5 #104

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Clarify ambiguity in 02/Chipotle steps 4 and 5 #104

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12 changes: 6 additions & 6 deletions 01_Getting_&_Knowing_Your_Data/Chipotle/Exercise_with_Solutions.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -667,12 +667,12 @@
"name": "stdout",
"output_type": "stream",
"text": [
"Revenue was: $39237.02\n"
"Revenue was: $34500.16\n"
]
}
],
"source": [
"revenue = (chipo['quantity']* chipo['item_price']).sum()\n",
"revenue = chipo['item_price'].sum()\n",
"\n",
"print('Revenue was: $' + str(np.round(revenue,2)))"
]
Expand Down Expand Up @@ -724,7 +724,7 @@
{
"data": {
"text/plain": [
"21.394231188658654"
"18.81142857142869"
]
},
"execution_count": 31,
Expand All @@ -735,7 +735,7 @@
"source": [
"# Solution 1\n",
"\n",
"chipo['revenue'] = chipo['quantity'] * chipo['item_price']\n",
"chipo['revenue'] = chipo['item_price']\n",
"order_grouped = chipo.groupby(by=['order_id']).sum()\n",
"order_grouped.mean()['revenue']"
]
Expand All @@ -750,7 +750,7 @@
{
"data": {
"text/plain": [
"21.394231188658654"
"18.81142857142869"
]
},
"execution_count": 32,
Expand All @@ -761,7 +761,7 @@
"source": [
"# Solution 2\n",
"\n",
"chipo.groupby(by=['order_id']).sum().mean()['revenue']"
"chipo.groupby(by=['order_id']).sum().mean()['item_price']"
]
},
{
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6 changes: 3 additions & 3 deletions 01_Getting_&_Knowing_Your_Data/Chipotle/Solutions.ipynb
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -625,7 +625,7 @@
"name": "stdout",
"output_type": "stream",
"text": [
"Revenue was: $39237.02\n"
"Revenue was: $34500.16\n"
]
}
],
Expand Down Expand Up @@ -675,7 +675,7 @@
{
"data": {
"text/plain": [
"21.394231188658654"
"18.81142857142869"
]
},
"execution_count": 31,
Expand All @@ -698,7 +698,7 @@
{
"data": {
"text/plain": [
"21.394231188658654"
"18.81142857142869"
]
},
"execution_count": 32,
Expand Down
9 changes: 6 additions & 3 deletions 02_Filtering_&_Sorting/Chipotle/Exercises.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,9 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"### Step 4. How many products cost more than $10.00?"
"### Step 4. How many items are able to cost more than \\\\$10.00 per item?\n",
"\n",
"For example, a Chicken Burrito usually costs less than \\\\$10.00 per item, but with certain toppings it can cost more than $10.00"
]
},
{
Expand All @@ -69,8 +71,9 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"### Step 5. What is the price of each item? \n",
"###### print a data frame with only two columns item_name and item_price"
"### Step 5. What is the price of each combination of item and choice description? \n",
"\n",
"Print a data frame with only three columns: item_name, choice_description, and price per item"
]
},
{
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